package com.fourforfo.common.valid;

import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;

import java.util.HashSet;
import java.util.Set;

public class ListValueConstraintValidator implements ConstraintValidator<ListValue, Integer> {

    private Set<Integer> set = new HashSet<>();
    //初始化方法
    @Override
    public void initialize(ListValue constraintAnnotation) {
        int[] values = constraintAnnotation.values();
        for(int i=0;i<values.length;i++){
            set.add(values[i]);
        }
    }


    @Override
    public boolean isValid(Integer value, ConstraintValidatorContext context) {
        return set.contains(value);
    }
}
